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Finding the Fourth Proportional to 181,169.57, 270,534.34 and 147,955.52

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Solution

The fourth proportional to 181,169.57, 270,534.34 and 147,955.52 is: 220,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,169.57 : 270,534.34 = 147,955.52 : x
  2. Step 2: Convert to fraction form
    181,169.57/270,534.34 = 147,955.52/x
  3. Step 3: Cross multiply
    181,169.57x = 270,534.34 × 147,955.52
  4. Step 4: Simplify right side
    181,169.57x = 40,027,048,952.56
  5. Step 5: Solve for x
    x = 40,027,048,952.56/181,169.57
  6. Step 6: Final answer
    x = 220,936.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.